/*
 * Copyright 2010 WithOne Co. Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 *     
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package jp.co.withone.osgi.gadget.upnp;

import java.io.ByteArrayInputStream;
import java.io.InputStream;

import org.xml.sax.InputSource;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.XMLReaderFactory;

public class CommonParser {

    public static Contents parseContents(String str) throws Exception {
        ByteArrayInputStream bais = new ByteArrayInputStream(str.getBytes());
        return parseContents(bais);
    }

    public static Contents parseContents(InputStream is) throws Exception {
        // XMLReader実装クラスのインスタンスの生成
        XMLReader reader = XMLReaderFactory.createXMLReader();

        // Handlerの取得
        ContainerHandler handler = new ContainerHandler();

        // ハンドラの登録
        reader.setContentHandler(handler);
//        reader.setDTDHandler(handler);
//        reader.setErrorHandler(handler);

        // SAX解析
        reader.parse(new InputSource(is));

        // サービス情報の取得
        final Contents contents = handler.getContents();
        handler.clear();

        return contents;
    }
}
